<template>
  <div id="row">
    <div v-show="info.users.length" class="card" v-for="user in info.users" :key="user.login">
      <a :href="user.html_url" target="_blank">
        <img :src="user.avatar_url" style="width:100px" />
      </a>
      <p class="card-text">{{ user.login }}</p>
    </div>

    <!-- 欢迎词 -->
    <h1 v-show="info.isFirst">欢迎使用</h1>
    <!-- 加载中 -->
    <h1 v-show="info.isLoading">加载中...</h1>
    <!-- 展示错误信息 -->
    <h1 v-show="info.errMsg">{{ info.errMsg }}</h1>

  </div>
</template>

<script>
export default {
  name: "List",
  data() {
    return {
      info: {
        isFirst: true,
        isLoading: false,
        errMsg: "",
        users: []
      }
    }
  },
  mounted() {
    // 通过全局事件总线自定义事件 getUsers，接收users 参数
    this.$bus.$on("updateListData", dataObj => {
      // console.log(dataObj)
      // console.log(this)
      // console.log("list:", users)
      // this.isFirst = isFirst
      // this.isLoading = isLoading
      // this.errMsg = errMsg
      // this.users = users
      // 替换{}中第一块匹配的属性
      this.info = { ...this.info, ...dataObj }
    })
  }

}
</script>


<style scoped>
.album {
  min-height: 1875px;
  padding-top: 112.5px;
  padding-bottom: 112.5px;
  background-color: #f7f7f7;
}

.card {
  float: left;
  width: 33.333%;
  padding: 28.125px;
  margin-bottom: 75px;
  border: 1px solid #efefef;
  text-align: center;
}

.card>img {
  margin-bottom: 28.125px;
  border-radius: 100px;
}

.card-text {
  font-size: 85%;
}
</style>

